42" Commercial Air Curtain 1350 CFM - Indoor Door Fan, 2 Speed, Wall Mount, Heavy Duty Switch, 110V Unheated

【Powerful Airflow】: Delivers 1350 CFM of airflow, creating an effective air barrier to separate indoor and outdoor environments; minimizes dust, insects, and unwanted odors for a cleaner, more comfortable space; ideal for doorways up to 42 inches wide. 【Dual Speed Operation】: Offers two speed settings for customized climate control; low speed conserves energy and minimizes noise, while high speed provides maximum isolation against external elements; adaptable to all seasons, maintaining comfort year-round. 【Durable Construction】: Constructed with a corrosion-resistant metal housing and a pure copper motor for lasting reliability; designed to withstand various environmental conditions, ensuring extended lifespan and stable performance; features efficient heat dissipation. 【Easy Installation】: Includes two magnetic door switches and pre-drilled mounting holes for simplified installation on both sliding and swinging doors; compatible with standard wall mounting; requires 110V electrical connection for convenient operation; comes with a heavy-duty limit switch. 【Low-Noise Performance】: Operates with minimal noise, providing a quiet and peaceful indoor environment; suitable for use in homes, restaurants, offices, and retail spaces; maintains a comfortable atmosphere without disruption; ensures a serene experience.